Pith Number

pith:HDKM2E2J

pith:2023:HDKM2E2JTYN3QTPNKPXCVFNN6B

not attested not anchored not stored refs pending

An overlapping domain decomposition method for the solution of parametric elliptic problems via proper generalized decomposition

Ben J. Evans, Marco Discacciati, Matteo Giacomini

arxiv:2307.16334 v2 · 2023-07-30 · math.NA · cs.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDKM2E2JTYN3QTPNKPXCVFNN6B}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T07:01:04.105860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38d4cd13499e1bb84ded53ee2a95adf079cc224d8bff474f6029251eeda4574c

Aliases

arxiv: 2307.16334 · arxiv_version: 2307.16334v2 · doi: 10.48550/arxiv.2307.16334 · pith_short_12: HDKM2E2JTYN3 · pith_short_16: HDKM2E2JTYN3QTPN · pith_short_8: HDKM2E2J

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HDKM2E2JTYN3QTPNKPXCVFNN6B \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 38d4cd13499e1bb84ded53ee2a95adf079cc224d8bff474f6029251eeda4574c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3aba2e2739874c280f9c9a50583efd8c3dddc541d7d8b3fe674a283fecbf5f5",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-07-30T22:47:06Z",
    "title_canon_sha256": "cae687ad560d0cf6c060a4847cab66c1a725d99488360de58f9a27102e24a74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.16334",
    "kind": "arxiv",
    "version": 2
  }
}